The average private high school endowment in Massachusetts is $10M (2025).
The private high school in Massachusetts with the highest endowment is Phillips Academy Andover, with a endowment of $1326M.
Endowment Range: $14M
$1326M
Avg. Endowment: $157.1M
Average Private High School endowment in Massachusetts (2025)
School
Endowment
Grades
Location
Rank: #11.
Endowment: $1326 M
Grades: 9-12
180 Main Street
Andover, MA 01810
(978) 749-4050
Andover, MA 01810
(978) 749-4050
Rank: #22.
Endowment: $800 M
Grades: 9-12
7 Boyden Lane
Deerfield, MA 01342
(413) 774-1400
Deerfield, MA 01342
(413) 774-1400
Rank: #33.
Groton School![Groton School Photo - Groton Circle]( "Groton School Photo - Groton Circle")
(Episcopal)
Endowment: $477 M
Grades: 8-12
282 Farmers Row
Groton, MA 01450
(978) 448-3363
Groton, MA 01450
(978) 448-3363
Rank: #44.
Endowment: $408 M
Grades: K-12
170 Centre Street
Milton, MA 02186
(617) 898-1798
Milton, MA 02186
(617) 898-1798
Rank: #55.
Endowment: $302 M
Grades: 9-12
1400 Lowell Road
Concord, MA 01742
(978) 371-6524
Concord, MA 01742
(978) 371-6524
Rank: #66.
The Roxbury Latin School![The Roxbury Latin School Photo - En route à pied to Mont Saint-Michel, 10th graders have the opportunity to participate in French or Spanish immersion during the month of June.]( "The Roxbury Latin School Photo - En route à pied to Mont Saint-Michel, 10th graders have the opportunity to participate in French or Spanish immersion during the month of June.")
All-boys
Endowment: $212 M
Grades: 7-12
101 Saint Theresa Avenue
West Roxbury, MA 02132
(617) 477-6316
West Roxbury, MA 02132
(617) 477-6316
Rank: #77.
Endowment: $195 M
Grades: 9-12
245 North Undermountain Road
Sheffield, MA 01257
(413) 229-1003
Sheffield, MA 01257
(413) 229-1003
Rank: #88.
Endowment: $185 M
Grades: 9-12
One Lamplighter Way
Gill, MA 01354
(413) 498-3227
Gill, MA 01354
(413) 498-3227
Rank: #99.
Belmont Hill School![Belmont Hill School Photo - Belmont Hill School campus located in Belmont, MA.]( "Belmont Hill School Photo - Belmont Hill School campus located in Belmont, MA.")
All-boys
Endowment: $170 M
Grades: 7-12
350 Prospect Street
Belmont, MA 02478
(617) 484-4410
Belmont, MA 02478
(617) 484-4410
Rank: #1010.
Endowment: $150 M
Grades: 9-12
25 Marlboro Road
Southborough, MA 01772
(508) 786-6000
Southborough, MA 01772
(508) 786-6000
Rank: #1111.
Endowment: $101 M
Grades: 6-9
271 Pine Nook Road
Deerfield, MA 01342
(413) 774-7411
Deerfield, MA 01342
(413) 774-7411
Rank: #1212.
Endowment: $95 M
Grades: 9-12
166 Main Street
Concord, MA 01742
(978) 402-2250
Concord, MA 01742
(978) 402-2250
Rank: #1313.
Endowment: $94 M
Grades: 5-12
45 Dana Road
Wellesley, MA 02482
(781) 489-1331
Wellesley, MA 02482
(781) 489-1331
Rank: #1414.
Endowment: $84 M
Grades: 9-12
39 School Street
Ashburnham, MA 01430
(978) 827-7000
Ashburnham, MA 01430
(978) 827-7000
Rank: #1515.
Brooks School![Brooks School Photo]( "Brooks School Photo")
(Episcopal)
Endowment: $79 M
Grades: 9-12
1160 Great Pond Road
North Andover, MA 01845
(978) 725-6255
North Andover, MA 01845
(978) 725-6255
Rank: #1616.
Endowment: $70 M
Grades: 9-12
1 Elm St
Byfield, MA 01922
(978) 465-1763
Byfield, MA 01922
(978) 465-1763
Rank: #1717.
Endowment: $67 M
Grades: K-9
48 Main Street
Southborough, MA 01772
(508) 490-8201
Southborough, MA 01772
(508) 490-8201
Rank: #1818.
The Fessenden School![The Fessenden School Photo]( "The Fessenden School Photo")
All-boys
Endowment: $65 M
Grades: PK-9
250 Waltham Street
West Newton, MA 02465
(617) 630-2300
West Newton, MA 02465
(617) 630-2300
Rank: #1919.
Endowment: $63 M
Grades: 9-12
66 Spring Street
Marion, MA 02738
(508) 291-8300
Marion, MA 02738
(508) 291-8300
Rank: #2020.
Endowment: $60 M
Grades: 6-12
81 Providence Street
Worcester, MA 01604
(508) 754-5302
Worcester, MA 01604
(508) 754-5302
Rank: #21 - 2321. - 23.
Endowment: $50 M
Grades: 6-12
791 Hammond St
Chestnut Hill, MA 02467
(617) 738-2725
Chestnut Hill, MA 02467
(617) 738-2725
Rank: #21 - 2321. - 23.
Endowment: $50 M
Grades: NS-12
20 Newton St
Brookline, MA 02445
(617) 522-5544
Brookline, MA 02445
(617) 522-5544
Rank: #21 - 2321. - 23.
Endowment: $50 M
Grades: 4-9
516 Monument Street
Concord, MA 01742
(978) 318-3606
Concord, MA 01742
(978) 318-3606
Rank: #2424.
Newton Country Day School![Newton Country Day School Photo - Newton Country Day School's lovely suburban campus includes classroom space, state-of-the-art science labs, a library, a theatre, a new athletic and wellness center, and playing fields.]( "Newton Country Day School Photo - Newton Country Day School's lovely suburban campus includes classroom space, state-of-the-art science labs, a library, a theatre, a new athletic and wellness center, and playing fields.")
All-girls | Special Program Emphasis (Catholic)
Endowment: $51 M
Grades: 5-12
785 Centre St
Newton, MA 02458
(617) 244-4246
Newton, MA 02458
(617) 244-4246
Rank: #2525.
Endowment: $50 M
Grades: 7-12
574 Bernardston Road
Greenfield, MA 01301
(413) 774-2711
Greenfield, MA 01301
(413) 774-2711
Rank: #2626.
Endowment: $39 M
Grades: 9-12
26 Powderhouse Rd
Groton, MA 01450
(978) 448-1530
Groton, MA 01450
(978) 448-1530
Rank: #2727.
Endowment: $37 M
Grades: 6-12
333 Winter St
Weston, MA 02493
(781) 235-9300
Weston, MA 02493
(781) 235-9300
Rank: #2828.
Endowment: $33 M
Grades: 1-9
25 Baker Bridge Road
Lincoln, MA 01773
(781) 259-8342
Lincoln, MA 01773
(781) 259-8342
Rank: #2929.
Endowment: $30 M
Grades: 9-12
172 Ash Street
Winchendon, MA 01475
(978) 297-1223
Winchendon, MA 01475
(978) 297-1223
Rank: #3030.
Endowment: $26 M
Grades: 9-12
492 Holmes Road
Pittsfield, MA 01201
(413) 499-1300
Pittsfield, MA 01201
(413) 499-1300
Rank: #3131.
Endowment: $22 M
Grades: 9-12
151 Commonwealth Avenue
Boston, MA 02116
(617) 266-7525
Boston, MA 02116
(617) 266-7525
Rank: #3232.
Endowment: $16 M
Grades: 9-12
12 Highland Street
Natick, MA 01760
(508) 650-5085
Natick, MA 01760
(508) 650-5085
Rank: #3333.
Endowment: $15 M
Grades: 2-12
429 Hale St
Prides Crossing, MA 01965
(978) 236-3266
Prides Crossing, MA 01965
(978) 236-3266
Rank: #3434.
Endowment: $14 M
Grades: 9-12
45 Georgian Road
Weston, MA 02493
(781) 642-8650
Weston, MA 02493
(781) 642-8650
Rank: #3535.
Riverview School Inc![Riverview School Inc Photo - Our summer program ends with a cruise along the Cape Cod Canal for some students.]( "Riverview School Inc Photo - Our summer program ends with a cruise along the Cape Cod Canal for some students.")
Special Education School
Endowment: $14 M
Grades: 6-12
551 Route 6A
East Sandwich, MA 02537
(508) 888-0489
East Sandwich, MA 02537
(508) 888-0489
Show 14 more private schools in MA (out of 49 total schools)
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Frequently Asked Questions
What is the Massachusetts average private high schools endowment?
The Massachusetts average private high schools endowment is $10M for 2025.
What are the private high schools with the highest endowment in Massachusetts?
The top ranked private high schools in Massachusetts include Phillips Academy Andover, Deerfield Academy and Groton School.
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